Vocab
The technical name for letters of symbols used in math
What are variables?
x+5=6
x=1
2x=80
x=40
3t+8s+6t+10s+13
18s+9t+13
15% of 60
What is 9?
When two terms have the same variables and same exponents
What are Like Terms?
x-8=10
x=18
x/9=3
x=27
7y+4z+9y-2z
16y+2z
Solve & Reduce: 3/5 +2/10
What is 4/5?
The small notation indicating how many times to multiply a number by itself
What is an Exponent?
7=3+x
x=4
60=5x
x=12
2f+f+15g+3f-10g
6f+5g
Solve using Order of Operations: 8+(3x5)-4^2
What is 7?
The order in which we complete operations in an expression
What is Order of Operations?
21=x-2
x=23
4=x/6
x=24
5a-8b+7a+12b-a
11a+4b
The absolute value of -80
What is 80?
What is the difference between expressions and equations?
Equations have an equal sign, Expressions do not
-9+x=5
x=14
x/15=5
x=75
3d+2c-2d+20c+14d-9
Convert 4/12 into a decimal
What is 0.33?